Work is nearing completion on 14 new greenhouses and support facilities being built by the Smithsonian Institution to house and maintain its horticultural operations and preserve its orchid collection.  Paul Lindell, landscape architect with the Smithsonian Institution, leads a tour of the 64,200-square-foot facility, located in Suitland, Maryland.  2.0 LU HSW-SD (AIA)

Members only: $25
Registration by telephone only.

Open only to Museum members, $25. Members of The Corinthians, The Builders, and The Professional Circle receive advance registration beginning Monday, April 19 by calling 202.272.2448 from 10 am to 5 pm, Monday through Friday. General membership registration begins at 10 am on Monday, April 26 and will be assigned based on space availability.  Please note: most tours require extensive stair climbing.  To upgrade your membership, please contact the Membership Office at 202.272.2448.